35×76×4.2mm Laser Communication Semiconductor Heat Sink is a dedicated air-cooled thermal management component tailored for semiconductor core devices in laser communication equipment (such as laser diodes, semiconductor optical amplifiers, photodetectors, etc.). Semiconductor  cooler belongs to the semiconductor thermal management series.

Semiconductor  cooling plate’s core function is to rapidly absorb and dissipate heat generated during operation of laser communication components, ensuring device stability and communication accuracy. With dimensions of 35mm × 76mm and an ultra-thin profile of 4.2mm, it meets the miniaturization and integration requirements of laser communication equipment, serving as an indispensable thermal management core component in laser communication systems.

Semiconductor components within laser communication equipment (such as laser diodes) rapidly generate significant heat during high-frequency, high-power operation. Failure to dissipate this heat promptly leads to elevated junction temperatures, causing output power attenuation, wavelength drift, and reduced service life. These issues severely impact transmission distance, signal stability, and communication quality. This 35*76*4.2mm heat sink addresses this core challenge. Tailored to the operational characteristics and spatial constraints of laser communication equipment, The Paltier refrigerator employs high-thermal-conductivity materials and an optimized structural design to achieve efficient thermal management. The Semiconductor  radiator ensures long-term stable operation for laser communication devices, including portable laser communication terminals and compact laser transceiver modules.

Constructed from high-thermal-conductivity aluminum alloy (standard 6063 grade) or copper-based composite materials (premium grade), this heat sink features high thermal conductivity and low thermal resistance, rapidly dissipating heat generated by semiconductor components. Its form factor aligns with laser communication device mounting layouts. The elongated dimensions of 35mm × 76mm precisely match the heat-generating surfaces of components like laser diodes, while the ultra-thin 4.2mm thickness maximizes internal space savings, meeting the integration demands of compact laser communication terminals. The surface undergoes anodized oxidation protection treatment, delivering strong corrosion resistance suitable for diverse laser communication equipment environments (e.g., outdoor, laboratory settings). Compared to standard semiconductor heat sinks, this product prioritizes specialized adaptation for laser communication scenarios: Firstly, it offers faster thermal response to match the transient heating characteristics of laser communication components, preventing heat accumulation. Second, its structural design aligns with laser communication equipment integration requirements. While offering lightweight and compact advantages, it ensures efficient heat dissipation, effectively stabilizing semiconductor device operating temperatures. This reduces interference from temperature fluctuations on laser communication signals, providing reliable thermal management support for efficient and stable operation of laser communication systems. It is widely applied in scenarios such as compact laser communication devices, portable laser terminals, and laser communication modules.